6844340 has 24 divisors (see below), whose sum is σ = 14999040. Its totient is φ = 2618528.

The previous prime is 6844339. The next prime is 6844349. The reversal of 6844340 is 434486.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6844349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6980 + ... + 7899.

It is an arithmetic number, because the mean of its divisors is an integer number (624960).

Almost surely, 2^6844340 is an apocalyptic number.

It is an amenable number.

6844340 is an abundant number, since it is smaller than the sum of its proper divisors (8154700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6844340 is a wasteful number, since it uses less digits than its factorization.

6844340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14911 (or 14909 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 6844340 is about 2616.1689547887. The cubic root of 6844340 is about 189.8645387177.

The spelling of 6844340 in words is "six million, eight hundred forty-four thousand, three hundred forty".